Calzolari, Giacomo; Scarpa, Carlo - C.E.P.R. Discussion Papers - 2007
and quantity competition) and also optimal regulation. Accounting for the several effects of regulation on the unregulated …We study the regulation of a utility firm which is active in a competitive unregulated sector as well. If the firm … market, we show the existence of an informational externality, in that regulation provides useful information to the rival …